Add new optional getPassName() virtual function that a Pass can override

to make debugging output a lot nicer.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2395 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/Bytecode/WriteBytecodePass.h

@@ -19,6 +19,8 @@ public:
     : Out(o), DeleteStream(DS) {
   }
 
+  const char *getPassName() const { return "Bytecode Writer"; }
+
   inline ~WriteBytecodePass() {
     if (DeleteStream) delete Out;
   }